Stocks/INGN

INGN

Inogen, Inc.
Healthcare·Medical - Devices
$6.49
$176M market cap
Claude Rating
3/10SELL
Revenue
$351.5M
Free Cash Flow
$-9.9M
Rev Growth
+3.4%
FCF Margin
-2.8%
P/FCF
--
EV/FCF
--
Fwd EV/EBITDA
219.1x
Fair Value
$5.50
Upside
-15.3%

Inogen, Inc., a medical technology company, develops, manufactures, and markets portable oxygen concentrators to patients, physicians and other clinicians, and third-party payors in the United States and internationally. Its oxygen concentrators are used to deliver supplemental long-term oxygen therapy to patients suffering from chronic respiratory conditions. The company offers Inogen One, a portable device that concentrate the air around the patient to provide a single source of supplemental o

2-Year Price History

$6.40-25.9%
$6.0$7.0$8.0$9.0$10$11$12volJun 24Oct 24Jan 25May 25Sep 25Jan 26May 26

Quarterly Financials & Projections

Quarterly Waterfall ($ M)
PeriodRevEBITDAOpInNIOCFFCFCapExCashDebtSharesROICIntCovEV/EBITDA
Est2028-Q193.0-3.7---7.9---5.6-1.4103.1----------
Est2027-Q495.01.0---5.7---1.9-1.9108.6----------
Est2027-Q3102.04.1---2.6--2.6-1.5110.5----------
Est2027-Q2100.04.5---2.5--3.0-1.5108.0----------
Est2027-Q189.0-5.3---8.9---7.1-1.3105.0----------
Est2026-Q490.0-0.5---6.8---2.7-1.8112.1----------
Est2026-Q396.52.9---3.9--1.5-1.5114.8----------
Est2026-Q295.03.3---3.3--1.9-1.4113.4----------
Act2026-Q185.1-3.5-8.4-8.3-6.7-7.5-0.8111.516.927.3-134.0%----
Act2025-Q481.7-2.3-9.3-7.1-0.9-3.0-2.0119.617.527.2-104.4%----
Act2025-Q392.4-0.2-7.1-5.32.20.1-2.1124.518.226.4-68.4%----
Act2025-Q292.30.9-6.1-4.24.40.5-3.9122.419.027.0-54.0%----
Act2025-Q182.3-2.5-7.7-6.2-16.8-18.8-2.0118.919.225.2-69.8%----
Act2024-Q480.1-6.3-11.4-9.8-3.0-6.2-3.1113.819.423.7-227.9%----
Act2024-Q388.8-2.5-7.8-6.07.02.1-4.9120.720.223.8-152.7%----
Act2024-Q288.8-1.7-7.1-5.66.71.7-5.0117.721.423.6-131.7%----
Act2024-Q178.0-11.0-16.3-14.6-4.8-8.9-4.1119.822.123.4-291.7%----
Act2023-Q475.9-23.8-29.0-26.6-3.2-9.5-6.3128.521.923.3-519.1%----
Act2023-Q384.0-9.2-46.7-45.72.2-3.1-5.3138.022.823.2-820.9%----
Act2023-Q283.6-7.5-11.8-9.84.0-4.6-8.6170.221.923.2-97.3%----
Act2023-Q172.2-17.8-21.9-20.4-6.3-13.1-6.8174.622.823.0-155.8%----
Act2022-Q488.1-0.4-58.5-56.6-15.5-22.6-7.1187.023.322.9-317.5%----
Act2022-Q3105.4-4.4-10.3-9.5-9.5-14.3-4.8209.624.222.9-31.8%----
Act2022-Q2103.43.0-2.9-3.45.50.4-5.2223.625.222.9-8.3%----
Act2022-Q180.4-7.8-13.6-14.2-18.1-22.2-4.1223.425.822.8-38.2%----
Historical Valuation

Multiples vs the company's own history — cheap or rich relative to itself? Historical fiscal years, then TTM, then forward projections (E). Forward rows hold today's price against projected earnings, so the multiple compresses if the company grows into it.

YearPriceRev GrEBITDA %EBITDAEV/EBITDAEV/FCFP/EP/S
202219.71-2.5%-10n/mn/mn/m1.5×
20235.49-16.3%-18.5%-58n/mn/mn/m0.4×
20249.17+6.3%-6.4%-22n/mn/mn/m0.7×
20256.72+3.9%-1.2%-4n/mn/mn/m0.7×
TTM6.49+3.4%-1.5%-50.0×0.0×0.0×0.0×
2027E6.49+9.8%0.0%00.0×0.0×0.0×0.0×

EBITDA in reporting-currency $M. Historical multiples use year-end market cap (split-adjusted price history); TTM & forward years use today's.

AI Analysis

LLM Evaluations

Claude3/10SELLFV: $5.50

Inogen is a deeply challenged medtech turnaround story trading at an optically cheap 0.55x P/S, but the cheapness is warranted. The core U.S. POC business faces structural decline as B2B channel penetration cannibalizes higher-margin DTC and rental revenue. International growth is strong but insufficient to offset domestic deterioration and margin compression. The pivot to a diversified respiratory platform (CPAP masks, Simeox, stationary concentrators) dramatically expands TAM but introduces substantial execution risk against entrenched competitors, requires years of investment, and is being funded by dilutive equity issuance and cash burn. With 8.6% annual dilution, negative ROIC, questionable earnings quality from reserve releases, and a cash pile that is slowly eroding, per-share value creation remains elusive. The $30M buyback while burning cash is a concerning capital allocation signal. At ~$7/share, the stock prices in some turnaround optionality, but the risk/reward skews negative given the pace of cash consumption and competitive dynamics.

Catalyst Successful U.S. Simeox reimbursement data from IMPACTS-200 trial could unlock a $500M market opportunity; Aurora CPAP mask gaining meaningful share would validate the platform strategy; a sustained return to positive quarterly FCF would rebuild investor confidence.
Risk Continued U.S. revenue erosion in rental and DTC channels, combined with new product launches that fail to gain traction, could accelerate cash burn and force another dilutive capital raise within 2-3 years, further destroying per-share value.
Trend
DETERIORATING
Mgmt
4/10
Quarter
4/10
Exp. Move
-8.0%

Latest Earnings Call

Transcript Summary

Inogen's Q1 2026 results reflected a strategic pivot toward becoming a diversified respiratory care platform. Revenue grew 3.4% to $85.1 million, beating expectations despite U.S. market headwinds. International sales were a highlight, growing 18% year-over-year. The company is managing a structural shift in the U.S., where rising POC penetration in B2B channels has created a headwind for Inogen’s direct-to-consumer and rental businesses. To counter this, Inogen is expanding into higher-growth categories, including the U.S. launch of the Aurora CPAP mask and clinical trials for the Simeox airway clearance device. Management emphasized their commitment to launching one new product annually, targeting a total addressable market that has grown to $3.4 billion. Financial results included a negative adjusted EBITDA of $1.4 million, attributed to increased R&D and marketing spend for new products, but the company reaffirmed its 2026 revenue guidance and expects full-year EBITDA profitability. With over $111 million in cash and no debt, Inogen also initiated a share buyback program, signaling confidence in its long-term valuation. New leadership in finance and marketing has been added to drive this next phase of growth and operational discipline.

Valuation & Metrics

Market Stats

Price$6.49
Market Cap$176M
Enterprise Value$81M
P/S Ratio0.5x
P/FCF--
EV/FCF--
FCF Margin (TTM)-2.8%
FCF Yield-5.6%
Dividend Yield (TTM)--
Annual Dilution8.6%
CurrencyUSD

TTM Financial Snapshot

Revenue$351.5M
Net Income$-24.9M
Free Cash Flow$-9.9M

Revenue Growth (YoY)+3.4%
EBITDA Margin-1.5%
Net Margin-7.1%
FCF Margin-2.8%
CapEx % of Revenue2.5%
SBC % of Revenue1.7%
ROIC-90.2%
WC Change % Rev1.2%
Interest Coverage--

DCF Fair Value Estimate

$2.65
-59.1% upside
Fair Enterprise Value$-22M
− Net Debt$-95M
= Fair Equity$73M
Revenue Growth5.3% → 4.0%
FCF Margin-2.8% → 6.0%
Discount Rate15.0%
Terminal EV/FCF10.0x

Forward Outlook & Risk

Short Interest

Short % of Float4.4%
Short Shares1.1M
Days to Cover3.3
Change (vs Prior)+5.2%
Short % Float History
4.40%+0.10pp
3.0%3.5%4.0%4.5%04-3007-1509-1511-1401-1504-30

Options

Call IV (ATM)--
Put IV (ATM)63%
ATM Spread--
Call $OI (near money)$12K
Put $OI (near money)$985
ATM ExpiryJuly 17, 2026 (56D)
ATM Strike$7.5
Major Expirations3
Near-money chain · July 17, 2026
StrikeCall Bid/AskCall OIPut Bid/AskPut OI
$2.50$2.70/$5.300--/$0.600
$5.00$0.25/$2.850--/$0.750
$7.50--/$0.700$0.85/$1.800
$10.00--/$0.750$2.25/$4.900
$12.50--/$0.600$4.70/$7.400
Snapshot: 2026-05-22

Forward Projections & Estimates

NTM Revenue Growth+5.4%
Forward FCF Margin-1.7%
Forward EBITDA Margin0.1%
Forward P/FCF--
Forward EV/FCF--
Forward Int. Coverage--
Model Risk Score7/10
Bankruptcy Odds8%
Est. Borrow Rate12.0%
Terminal EV/FCF10.0x
LT Growth4.0%
LT FCF Margin6.0%

Employees

Headcount766
Revenue / Employee$458,873
Gross Profit / Employee$223,611
2022: 286 → 2023: 379 → 2024: 356 → 2025: 314 (3% CAGR)

Institutional Ownership

Headline & net flow

NET BUYING

In Q1 2026 so far (quarter still filing), institutions are net buyers — bought 11.2% of float, sold 4.5%. 3 filers moved >1% of shares (3 buying, 0 selling).

Net flow · Q1 2026still filing
+6.7% of float (net)
Bought 11.2% · Sold 4.5%
123 filers reported (last quarter: 130)

Ownership composition

Active
49.9%(-4.7% YoY)
113 filers
hedge / family / endowment
Retail funds
Fidelity, Schwab, 401(k)
Passive
17.7%(-4.4% YoY)
9 filers
Vanguard, iShares, SPDR
Market makers
0.1%(-0.5% YoY)
2 filers
Citadel, Susquehanna
Insiders
3.7%
Form 4 — latest per insider
0%25%50%75%100%2022-062023-032023-122024-092025-062026-03
ActiveRetail fundsPassiveMarket makersRetail direct

Top holders

Fund$ valueCost basisΔ QoQΔ YoYα lifeFund AUM
BlackRock, Inc.Passive$10.2M$9.61−$431K−$798K-0.2%$5.69T
ARMISTICE CAPITAL, LLC$7.4M$7.11−$396K+$7.4M-11.2%$3.03B
ACADIAN ASSET MANAGEMENT LLC$6.7M$7.97+$0+$341K-0.5%$70.48B
VANGUARD CAPITAL MANAGEMENT LLCPassive$6.4M$6.18+$6.4M+$6.4M$4.04T
AMERIPRISE FINANCIAL INC$5.3M$8.37−$6K−$93K-0.1%$430.96B
DAFNA Capital Management LLC$5.2M$7.20+$112K+$2.4M-5.2%$434M
Point72 Asset Management, L.P.$4.0M$6.63+$2.7M+$4.0M+0.9%$54.88B
GEODE CAPITAL MANAGEMENT, LLCPassive$3.8M$12.44+$87K+$266K+2.3%$1.61T
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP$3.6M$7.80+$2.4M+$1.8M+0.1%$184.72B
GOLDMAN SACHS GROUP INC$3.6M$9.15−$57K+$1.8M-0.2%$760.93B
STATE STREET CORPPassive$3.5M$12.58+$379K+$340K-0.2%$2.89T
MORGAN STANLEY$3.3M$10.70−$106K+$61K-0.3%$1.65T
FEDERATED HERMES, INC.$3.2M$18.54+$181K+$678K-1.1%$61.33B
DIMENSIONAL FUND ADVISORS LPPassive$3.2M$14.06−$1.2M−$1.5M-0.4%$480.92B
RENAISSANCE TECHNOLOGIES LLC$3.0M$8.80−$644K−$1.6M+1.2%$63.91B
AQR CAPITAL MANAGEMENT LLC$2.6M$7.73+$1.3M−$846K-0.2%$218.19B
JPMORGAN CHASE & CO$2.6M$8.03−$257K−$647K-0.2%$1.47T
CSM Advisors, LLC$2.6M$7.99−$13K+$2.6M+0.3%$4.07B
PRUDENTIAL FINANCIAL INC$2.3M$9.43−$550K−$1.4M-0.1%$81.20B
Nuveen, LLC$2.2M$7.53−$308K+$1.3M+0.0%$368.63B
Cost basis is a volume-weighted estimate from accumulation periods within our 13F history; holders who built their position before our window started will show a stale basis. % above the cost basis is the unrealized gain at the current price.

Trading behavior

Smart-money alpha (lifetime, %/qtr)BULLISH
Holders
-1.38%
avg per quarter
Holders (ex-self)
-1.39%
excl. this stock
Buyers (this Q)
-0.18%
45 buyers · $0.02B in
Sellers (this Q)
-1.17%
48 sellers · $0.01B out
alpha coverage: 92% of $ has a lifetime-alpha record
Holder behavior on this stocksource: stock
On big dips (−10%+)
-20.0%
how holders react when this stock falls
On quiet Qs
+0.7%
−10% to +10% baseline
On rallies (+10%+)
-23.2%
how they react when this stock rises
Holders' portfolio flow this Q
+1.4%
inflows — adds are organic
Sellers' portfolio flow this Q
+0.4%
Sellers' overall flow ~ flat.
▸ Compare to holder-profile behavior (across all their stocks)
Holder dip (any stock)
-5.4%
Holder mid (any stock)
-5.2%
Holder rally (any stock)
-9.7%

Top Holders Over Time

5-year share-count history (top 10 holders by peak, incl. exited) + price

02.1M4.3M6.4M8.6M$5.22$12$19$26$322021-062022-062023-062024-062025-062026-03
hover the chart for per-quarter detailprice (right axis)
BROWN CAPITAL MANAGEMENT LLCNovo Holdings A/SBAMCO INC /NY/LOOMIS SAYLES & CO L PNEW YORK STATE COMMON RETIREMENT FUND7KFRED ALGER MANAGEMENT, LLCFMR LLC9KCamber Capital Management LPRockefeller Capital Management L.P.2KDivisadero Street Capital Management, LP88K

Analyst Coverage

Analyst Coverage
Analyst Ratings
6
4
1
Buy: 6Hold: 4Sell: 1Consensus: Buy
Consensus Estimates
QuarterRevenueEBITDANet IncEPSEPS Range# Analysts
2026 Q399M-4M-3M$-0.10$-0.10 – $-0.101
2026 Q490M-4M-6M$-0.23$-0.23 – $-0.231
2027 Q191M-4M-5M$-0.19$-0.19 – $-0.191
2027 Q2102M-4M-3M$-0.11$-0.11 – $-0.111
2027 Q3107M-4M-1M$-0.04$-0.04 – $-0.041
2027 Q497M-4M-4M$-0.14$-0.15 – $-0.141
2028 Q194M-4M-6M$-0.21$-0.21 – $-0.211
2028 Q2106M-4M-2M$-0.08$-0.08 – $-0.081
2028 Q3111M-4M-0M$-0.01$-0.01 – $-0.011
2028 Q498M-4M-6M$-0.21$-0.21 – $-0.211

Corporate

Executive Compensation (2023-2025)

Direct Pay$34.3M
Incentive & Other$8.7M
Total Compensation$43.0M
% of Revenue4.2%

Order Flow (FINRA, ~3w lag)

12.4%retail-4.8pp
24.3%dark+3.5pp
week of 2026-04-13
10%15%20%25%30%35%24-1125-0225-0525-0825-1126-0226-04retail (non-ATS)dark (ATS)
Off-exchange volume from FINRA. Retail = non-ATS (wholesaler PFOF + broker internalization). Dark = ATS (dark-pool crossing networks, institutional). Lit-exchange = remainder.

Revenue Breakdown

Revenue Segments

By Product (2018-Q1)
Lifetime Warranties$12.0MNEW
By Geography (2026-Q1)
UNITED STATES$47.4M-6%
Non-US$37.7M+18%

Filing Risk Analysis

Filing Risk Scores

Inogen Inc: Administrative Metadata Only - Forensic Analysis Precluded by Lack of Disclosure

Overall Risk
2/10
Fraud
1/10
Dilution
1/10
Insolvency
1/10
Earnings Overstated
1/10
Hidden Liabilities
1/10
Legal
1/10
Audit Warnings
1/10
Hidden Upside
1/10
Contextually Acceptable
10/10

Counter-Thesis

Counter-Thesis & Recent News

📰 Recent News

Inogen’s Q1 2026 earnings report (May 7, 2026) revealed a revenue beat ($85.1M) that was overshadowed by widening losses. The company reported a GAAP net loss of $8.3M, a significant increase from the $6.2M loss in Q1 2025. Diluted EPS was $(0.30), missing the consensus estimate of $(0.24). U.S. operations were a major drag, with sales down 4.8% and rental revenue dropping 8.0% year-over-year. Management also disclosed 'stockholder engagement and proxy defense costs,' suggesting ongoing internal friction or potential activist pressure (Investing.com, Zacks).

🐻 Bear Case

The core bear case centers on persistent unprofitability despite revenue growth in international markets. Inogen's adjusted EBITDA turned negative in Q1 2026 (-$1.4M) compared to a near-break-even 2025. The domestic U.S. market is showing structural weakness, with a shift away from high-margin rentals. Furthermore, the stock has been a massive wealth destroyer, losing over 85% of its value in the last five years, indicating the market's lack of confidence in its turnaround strategy or its ability to manage its high cost structure (Simply Wall St, Public.com).

🚩 Red Flags

Financial red flags include increasing operating expenses across all functional areas, rising to $47.2M from $44M. The company is using cash for a $30M share repurchase program while still posting net losses and facing revenue headwinds in its largest market (U.S.). Additionally, the inclusion of 'restructuring-related charges' and high 'inducement grants' to new executives in early 2026—despite poor performance—raises corporate governance concerns for short-sellers (Investing.com, Stock Titan).

⚔️ Competitive Threats

Inogen faces intensifying competition in the portable oxygen concentrator (POC) market from diversified giants like Invacare, Caire, and Drive DeVilbiss. While Philips' recent withdrawal of certain models initially appeared to be a tailwind, it has primarily accelerated the production scale-up of other rivals rather than consolidating the market for Inogen. Furthermore, the industry is plagued by a 'reimbursement gap' where Medicare/private insurance often favors cheaper, traditional oxygen tanks over premium POCs, capping Inogen's potential in the stable Medicare segment (Intel Market Research, HIDGEEM).

💬 Customer Sentiment

Recent sentiment is highly negative regarding product reliability and service. A Better Business Bureau complaint from January 2026 detailed multiple 'life-threatening' failures of the ROVE 4 device that resulted in ICU hospitalizations. Other customers in 2026 report unprofessional product rollouts (e.g., CPAP masks announced in January but unavailable for purchase by April) and 'looping' customer service lines that prevent users from reaching a human representative, leading to a perception that the company prioritizes sales over post-purchase support (BBB).

Full Earnings Call Transcript

Full Earnings Call Transcript — Q1 • 2026-05-08

Operator: Welcome to Inogen's First Quarter 2026 Earnings Conference Call. [Operator Instructions] As a reminder, this conference is being recorded today, May 7, 2026. I would now like to turn the call over to Lorna Williams, SVP of Investor Relations and Strategic Planning.
Lorna Williams: Thank you all for participating in today's call. Joining me are President and CEO, Kevin Smith; and CFO, Jason Richardson. Earlier today, Inogen released financial results for the first quarter of 2026. The earnings release is available in the Investor Relations section of the company's website at investor.inogen.com, along with the supplemental financial package. During today's call, we will discuss non-GAAP financial measures that we believe provide useful supplemental information for investors. This information is not intended to be considered in isolation or as a substitute for GAAP financial information. Reconciliations of these non-GAAP measures to the most directly comparable GAAP measures are included in today's earnings release and supplemental financial package, each of which is available in the Investor Relations section of our website. In addition, our discussion today will include forward-looking statements, including, but not limited to, expectations about our future financial and operating performance. We make these statements based on current expectations and reasonable assumptions. However, our actual results could differ due to risks and uncertainties. Please review our annual report and other SEC filings for a discussion of risk factors that could cause our actual results to differ materially than any forward-looking statements made today. Forward-looking statements made on today's call speak only as of today, and Inogen undertakes no obligation to update or revise these statements, except as required by law. With that, I will turn the call over to Inogen's President and CEO, Kevin Smith.
Kevin Smith: Good afternoon, and thank you for joining our first quarter 2026 conference call. I want to begin by welcoming several new leaders to the Inogen team. These team additions reflect the ambition we have for the next chapter. Jason Richardson joined us as Chief Financial Officer this quarter. Jason has over 25 years of experience, mostly in large complex global medical device companies with significant leadership experience across finance and a track record of delivering results. He brings the operational depth that we need, has experience scaling med tech franchises and has respiratory industry experience, all directly relevant to what we are building. I'll let him speak to the quarter shortly. We also appointed Dominic Houlton as Chief Marketing Officer, reporting directly to me. As we operate across oxygen therapy, sleep and airway clearance, the work of building a coherent brand and a disciplined go-to-market approach across multiple disease states and channels has grown considerably in scope. Dom brings the commercial experience and strategic instincts that this moment calls for. And we announced the appointment of Vafa Jamali to our Board of Directors, which will become effective on June 5, 2026. Vafa's background spans revenue growth, commercial strategy and capital allocation. These perspectives will be valuable as we work to translate our portfolio expansion into durable financial performance. In connection with our upcoming annual meeting, the Board is asking for shareholder approval to declassify its members starting the process with the annual meeting in 2027. This is an important step to align our governance with the long-term interests of our shareholders. Turning to Q1 results. Q1 came in at $85.1 million in total revenue, representing 3.4% year-over-year growth ahead of our expectations. When we set guidance, we were transparent about what was shaping the quarter, continued strength in international, along with channel mix pressure as the U.S. market continues its structural conversion towards POCs. Those dynamics played out largely as anticipated with unit volumes growing 14% year-over-year, and our international business delivered double-digit performance. Taken together, the quarter reflects a business performing in line with our expectations and underlying fundamentals that remain healthy. U.S. sales were $34.7 million in the quarter. Today, we estimate roughly 60% of new long-term oxygen therapy patients start in a POC, up from under 40% just a few years ago. That shift benefits our B2B sales channel meaningfully, and we see it in our volume. It does, however, create a headwind in our direct-to-consumer and rental channel where patients historically came to us seeking an alternative to the oxygen tank their HME had provided. We are managing this transition with discipline. Our direct sales rep efficiency continues to improve. Demand for Inogen products is strong. We're investing deliberately to educate both patients and providers on the economic and clinical benefits of Inogen technology. Our Rove 4 and Rove 6 POCs carry an 8-year useful life versus the 5-year useful life of other POCs in the market, best-in-class serviceability and a growing body of outcomes data. That performance supports our premium positioning against pricing pressure. International sales were the clear standout in Q1. Revenue of $37.7 million represented 18% year-over-year growth. This result speaks to the quality of our commercial execution and the breadth of the opportunity ahead. Our teams have deepened relationships with key HME partners, secured important international tenders and continued expanding into new geographies, including Eastern Europe, Latin America and the Asia Pacific region. The global COPD market is large, under-penetrated and shifting steadily toward home-based care. We are well positioned and Q1 international performance is evidence of this. If the financial results reflect where we have been, the pipeline is where I want to spend most of my time because it tells you where we are going. When I joined Inogen, we were a portable oxygen concentrator company with a $400 million addressable market. Today, we operate across oxygen therapy, sleep therapy, airway clearance and digital health with an estimated combined total addressable market of over $3.4 billion. That expansion is the result of a deliberate strategy, identify adjacencies with patient overlap, enter with clinical evidence and leverage the commercial infrastructure and brand trust that we have built. Each new category we have entered follows that same logic. Now let me walk through the major milestones from this quarter. We launched the Aurora CPAP mask family in the United States this quarter, and the early read is highly encouraging. I want to be clear about why we entered this market and why we believe we can win. First, roughly 20% to 30% of our COPD patients have obstructive sleep apnea. These patients are managed by the same pulmonologists and respiratory therapists and are served by many of the same HMEs we work with every day. The channel relationships we have spent years building extend naturally into this market. What gives us particular confidence is the clinical work we completed before launch. We ran a 90-day in-home evaluation with experienced CPAP users. These individuals were already satisfied with their existing mask, yet they prefer the Aurora mask, particularly the Aurora full face mask, which was overwhelmingly favored. That is a meaningful bar to clear, and we did it. We will be presenting the full results of that study at Sleep 2026 in Baltimore this June, one of the premier sleep forums in sleep medicine. Presenting a peer-reviewed data set at this type of industry conference is how a new entrant like us builds credibility with clinicians and accelerates adoption through the HME channel. The early commercial feedback has been encouraging. HME partners and respiratory therapists have responded positively to the product and to the evidence behind it. We expect Aurora's revenue contribution to be more back half weighted as that momentum builds. We estimate the U.S. CPAP mask market at approximately $2.2 billion, growing at a high single-digit rate. So every point of market share represents roughly $20 million in potential annual revenue for Inogen We intend to earn a meaningful position in this market, and Aurora is the foundation for that. We also launched the Rove 6 portable oxygen concentrator in Brazil this quarter. This reflects the broader international expansion strategy we have been executing. We are entering new geographies with products designed for those markets, building on our established distribution relationships and extending Inogen's reach to patients who currently have limited access to high-quality portable oxygen therapy. Brazil is a meaningful market with a growing COPD patient population, and this launch continues the momentum we have built across Latin America over the past year. Simeox represents what I believe is one of the most exciting long-term opportunities in our portfolio. In this quarter, we crossed major milestones. We began patient enrollment in IMPACTS-200, our first reimbursement trial for Simeox. The trial is actively enrolling. We want to build the right evidence base to address CMS, private payers and health economic arguments for appropriate reimbursement levels. Let me remind everyone of the opportunity here. The U.S. opportunity for Simeox is an estimated $500 million TAM in non-cystic fibrosis bronchiectasis, growing at a high single-digit rate. The device carries an attractive gross margin profile and the disposable component creates a reoccurring revenue stream that makes the financial model increasingly predictable over time. And beyond the economics, Simeox addresses a patient population that is underserved. Existing OPEP devices are ineffective for a large share of bronchiectasis patients. Vest therapy works, but is bulky and not universally accessible. Simeox offers meaningful clinical differentiation and the data we are generating is designed to demonstrate that rigorously. These are the reasons why we are taking the time to do this right. Stepping back, the common thread across everything we discuss today is that the new Inogen is different from the Inogen of 3 years ago. We are a home respiratory care platform with a diversified portfolio and expanding addressable market with a commercial infrastructure and brand reputation that creates leverage as we scale each new product category. Strategically, we expect these investments in our pipeline to help drive our top line growth and advance our path to profitability. POC remains our core business and foundation. We believe we have the best durability, the longest useful life and the deepest evidence base in the category. And we are building out the clinical, commercial and connectivity capabilities to keep widening that competitive moat, but we are no longer constrained by that single market. And the new products we have launched are primarily in higher-growth markets with higher gross margin profile than our historical mix. Going forward, we have committed to at least one new product launch each year, and each launch will be held to the same standard. The trajectory we have seen gives us confidence that we are on the right path. And with that, I will turn the call over to Jason for his first earnings call as Inogen's CFO. Jason?
Jason Richardson: Thank you, Kevin, and good afternoon, everyone. I'm excited to be here for my first earnings call as Inogen's CFO. I joined the company just one month ago, and I've been spending that time getting deeply into the business and getting to know the team and the opportunities ahead. What I have found reinforces why I joined. We have a strong foundation and brand, opportunities to grow and an organization that is leveraging the strength of the legacy team while building out new capabilities to support our strategy. With that, I'll turn to our first quarter performance and the outlook ahead. As Kevin mentioned, total revenue for the first quarter was $85.1 million, an increase of 3.4% from the prior year period. This exceeded our expectations. Total sales revenue for the quarter increased by 5.7% and was primarily driven by higher growth in international POCs and favorable foreign exchange rates, which more than offset lower U.S. sales. For the quarter, foreign exchange had a positive 460 basis point impact on total revenue. U.S. sales were $34.7 million, down 5% year-over-year, and international sales were $37.7 million, up 18% year-over-year and more than offsetting a strong performance in the first quarter of last year, including the impact of large stocking orders. U.S. rentals were $12.7 million, down 8% year-over-year. Both U.S. direct sales businesses were impacted by the continued channel mix shift and reduced patient counts Kevin described. Moving to adjusted gross margin in the first quarter was 44.7%, an increase of 30 basis points from 44.4% in the prior year period, primarily the result of cost improvements. Expanding gross margin over time is critical to our overall profitability goals, and we are pleased with the first quarter performance. Adjusted operating expenses for the first quarter of 2026 were $43 million, an increase of 5.1% from $40.9 million in the prior year period. Adjusted R&D expense in the quarter was $4.1 million, an increase of $0.9 million versus the prior year as we are investing in clinical evidence generation and new product development that we believe will differentiate Inogen over the long term. Adjusted SG&A in the quarter was $39 million, an increase of 3.1% versus the prior year, driven by commercial organization investment to support the new product launches and the timing of advertising spend. GAAP net loss for the first quarter of 2026 was $8.3 million compared to a GAAP net loss of $6.2 million in the prior year period. Adjusted net loss was $4 million compared to an adjusted net loss of $2.9 million in the prior year. And adjusted EBITDA was a negative $1.4 million in the first quarter compared to approximately breakeven in the prior year period. The increase in losses year-over-year is a direct result of the timing of planned incremental R&D and commercial investments mentioned earlier. Looking forward, we expect Q2 and Q3 to be our strongest quarters for profitability, in line with our historic top line seasonality, and we continue to expect adjusted EBITDA growth for the full year. Moving to cash. We ended the quarter with $111.5 million in cash, cash equivalents, marketable securities and restricted cash with 0 debt outstanding. During the quarter, we began execution of our stock repurchase program. We purchased approximately 298,000 shares of our common stock for consideration of nearly $1.9 million. We continue to believe our stock is undervalued relative to the fundamentals and the strategic opportunity in front of us. Returning capital to shareholders while also investing in growth is something we believe we are well positioned to do, and we intend to continue to do it thoughtfully over the course of the program. Now let me turn to our second quarter and full year 2026 outlook. We are reaffirming our 2026 revenue guidance of $366 million to $373 million, representing approximately 6% growth at the midpoint. That guidance reflects continued trends in our core POC business, a growing contribution from international sales, the scaling of Aurora and Voxi 5, particularly in the second half, partially offset by continued mix pressures in our D2C and rental channels. For the second quarter of 2026, we expect reported revenue in the range of $94 million to $97 million, reflecting approximately 3.5% growth at the midpoint of the range relative to the second quarter 2025 revenue. Regarding profitability, we remain committed to driving adjusted EBITDA improvement for the full year 2026, following the positive adjusted EBITDA achieved in 2025. With that, I will turn the call back to Kevin for closing remarks.
Kevin Smith: Thank you, Jason. We're executing against the plan we laid out. We're launching new products into larger, higher-growth markets, building the clinical and commercial infrastructure to support them and managing the P&L with discipline while continuing to invest in the long term. We've also strengthened the organization with new leadership across finance, marketing, the Board and a commercial team that is focused on execution. I am optimistic about what the next few years hold for Inogen. To our shareholders, thank you for your continued support and confidence in us. We look forward to updating you throughout the year. Operator, please open the call for questions.
Operator: [Operator Instructions] We'll take our first question from Anderson Schock with B. Riley Securities.
Anderson Schock: Congrats on the quarter. So first, on the Rove 6 launch in Brazil, could you frame the size of the Brazilian COPD market and the current state of POC penetration? Is this largely an oxygen tank replacement opportunity? Or are you stepping into an established POC market?
Kevin Smith: Anderson, this is Kevin. Thanks for the call. We have not quantified the size of the market in Brazil. It is a -- that's an emerging market opportunity for us. There is an existing population of tanks that in Brazil as well as POCs. There's other POCs that are in the market. So we're not the first entrant that is in there, but we are entering in, of course, as the premium brand in Brazil. We have partnerships that with local HMEs that exist also in other markets who are familiar with us and know how to position the Inogen brand. We're looking forward to the growth coming out of there, but this is one that will continue to develop over time with market access.
Anderson Schock: Okay. Got it. And then net rental patients at the end of the first quarter had a steeper decline than the recent trends. Could you walk us through what drove the acceleration this quarter and how we should be thinking about this channel through the remainder of the year?
Kevin Smith: Yes. When we look at the rental program, we talked about -- and I'm going to bucket this first if we step back and you think about the dynamics that are happening within the markets that we have been planning for and strategizing and optimizing the channels. But the shift that we see from -- within the U.S., which is where, of course, rental is from the oxygen tanks to the POCs has an impact on both the headwind on the DTC as well as the rental patients, which is also creating that tailwind for us within the B2B channels, allows us to have additional pull-through with other technology, the products with the Aurora masks, the Voxi 5 and eventually the Simeox. But that is one that is still under pressure as we go through the year, we do expect to see total U.S. back end of the year growth, which certainly we can talk through, but we'll see that pressure continue within the rental channel.
Anderson Schock: Okay. Got it. And then how is early 2026 Voxi 5 has the ramp tracking against your expectations? And are you beginning to see pull-through benefits with HMEs that are bundling Voxi 5 alongside the POC?
Kevin Smith: Yes, we are. We like the signs that we're seeing so far in the market. The feedback has been very good. We are seeing pull-through and attachment rates. So this is lining up with our expectations and supports the view that we have for this in the long term.
Operator: And next, we'll move to Mike Matson with Needham & Company.
Michael Matson: I guess I'll start with a couple of macro ones. So just wanted to get your take on the impact of kind of the elevated oil prices that we're seeing. Any material impact expected there? And then I wanted to see if you have any sales into the Middle East. I know you're selling in Europe, I didn't know if that included the Middle East. And if so, like how significant is that?
Kevin Smith: Mike, thank you for the question. Again, I'll start and then Jason, if there's anything to add, please do. From the macro level with the impact on the oil, we're not seeing anything for ourselves that is outsized from the rest of the industry. Here, there are some implications, certainly where surcharges that happen with logistics. It's less of an impact for us than perhaps some others. We don't -- if this carries on, we may start to see more impact as the year goes through. But to date, it's not a significant piece. With -- when you also look at petroleum-based components and products, we think about resin material, we do have some of the material within our POCs. However, we do have supply agreements in place that protect us in the near term. We wouldn't expect to see an impact there unless this does carry on for beyond within a quarter, it's not a big deal. If we start seeing this carry on throughout the year, we may see additional impact from that. And then for the business in the Middle East, we do have business in the Middle East. The majority of our international business is still coming from the European markets. We are not impacted by this yet. We have been focused on making sure that we can continue to serve our patients, make sure that our team and partners are safe, which they all are. But so far, this hasn't been a negative impact. Jason, anything else there?
Jason Richardson: No, I think that's right. And I think as we've even scenarioed kind of current prices from an oil standpoint, we feel like even because of the timing that Kevin mentioned, because of the limited freight that we have that we'd be able to -- we would expect to be able to offset it at current levels for 2026.
Michael Matson: Okay. Got it. And then wondering if you could give us an update on the CPAP mask launch. How is that going? And what kind of feedback are you getting from customers?
Kevin Smith: Yes, Mike, it's been very good for us. It's meeting and exceeding the expectations. And of course, it is -- the early stages introducing the Aurora mask to the market. Fortunately, we're able to come to the market with clinical data that supports patient preference and the quality of the mask that gives us a leg up as far as early adoption. But one of the things that we've liked so far is extremely high reorder rates from the customers that have started the process with Aurora, take the samples, start to get patients on them, place an order. We've seen those reorder rates coming in on a monthly basis at a very high level. So that tells us that it's sticky, and this is a good signal for us.
Michael Matson: Okay. Got it. And then just looking at your adjusted net loss, if I'm remembering correctly when I glanced at the press release, but a lot of companies report tonight. But I think it was flat to maybe even down from last year on an adjusted basis. I know EBITDA was not the same, but can you maybe just talk about what's happening there and why you weren't getting more kind of leverage, I guess, or cost savings from an OpEx perspective or whatever?
Jason Richardson: Yes, I'll take that one. I mean I think what -- first quarter, in particular, we accelerated some of our clinical evidence investments, particularly around Simeox. And we also had moved forward the timing of some advertising spend to try to generate some additional business over the back half of the year. But as we've mentioned before, we're managing OpEx to kind of make sure that we end up in a position of growing EBITDA over the course of the year.
Michael Matson: Okay. Got it. And then the advertising, yes, go ahead, sorry.
Jason Richardson: No, I was going to say the other thing I would highlight, though, is like we talked about in the prepared remarks, which is the gross margin expansion, which I think is really critical for us as we think about some of the mix pressures we see in the market. I think some of the other levers that we're pulling to improve margins, leverage the volume that we're seeing are really important to us moving forward.
Michael Matson: Okay. Got it. The advertising spending that you mentioned, is that geared at the consumer business? Or is that geared at like the B2B side of things?
Kevin Smith: Yes. The advertising spend is geared historically more towards the direct-to-consumer business, although it does benefit broadly across all of the markets, creating brand awareness. However, we have been revising that strategy, the channels, how we do that marketing and broadening that out to include both the HCPs, the HMEs. This is now a much more sophisticated marketing project going forward. And that's one of the benefits, too, that when we added Dominic here to the team, he brings a lot of that expertise and that savviness to the team here.
Operator: And there are no further questions at this time. I would like to turn the floor back to Kevin Smith for closing remarks.
Kevin Smith: So before we wrap up, I want to highlight one core theme that underpins our strategy, innovation, which is the engine driving our future growth. Early feedback on our new products, Aurora, Voxi, Simeox, it's all been positive. Confirming these innovations address key market needs. This progress stems from strategic investments in our pipeline, and we aim to launch one new product per year as part of our long-term plan. These efforts strengthen our position for broader reach and sustained growth. While we are still early in this journey, the momentum we are building today gives us real confidence and excitement about what lies ahead. And I would also like to formally recognize and express my gratitude to the entire Inogen team. Your dedication to patient care, consistent execution and collective contributions has been essential to our ongoing transformation. I value the energy and commitments you bring every day, and I'm proud of what we've built together. Thank you.
Operator: Thank you. This does conclude today's teleconference. We thank you for your participation. You may disconnect your lines at this time.